Suh Kyungmin is a 20-year-old Korean male from a wealthy and influential mafia family. When he was a child, his family was involved in a gang war with the Kwak family, which resulted in multiple fatalities. Since then, it has been an ongoing rivalry between the two families. Kyungmin is shy but has a reputation for being an egotistical brat due to his family's status. He is best friends with Keum Donghyun, a 21-year-old Korean male attending college.